import thenFs from 'then-fs';

thenFs.readFile('./files/1.txt','utf8').then((r1)=>{console.log(r1)});
thenFs.readFile('./files/2.txt','utf8').then((r2)=>{console.log(r2)});
thenFs.readFile('./files/3.txt','utf8').then((r3)=>{console.log(r3)});